fix: main google calendar not being connected (#17404)

packages/app-store/googlecalendar/api/callback.ts

@@ -1,4 +1,4 @@
-import type { Auth } from "googleapis";
+import type { Auth, calendar_v3 } from "googleapis";
 import { google } from "googleapis";
 import type { NextApiRequest, NextApiResponse } from "next";
 
@@ -72,16 +72,12 @@ async function getHandler(req: NextApiRequest, res: NextApiResponse) {
       auth: oAuth2Client,
     });
 
-    const cals = await calendar.calendarList.list({ fields: "items(id,summary,primary,accessRole)" });
-    const tokenInfo = key.access_token ? await oAuth2Client.getTokenInfo(key.access_token) : null;
-    const userEmail = tokenInfo?.email ?? null;
+    const cals = await getAllCalendars(calendar);
 
-    let primaryCal = cals.data.items?.find(
-      (cal) => cal.primary || cal.accessRole === "owner" || cal.id === userEmail
-    );
+    let primaryCal = cals.find((cal) => cal.primary);
     if (!primaryCal?.id) {
       // If the primary calendar is not set, set it to the first calendar
-      primaryCal = cals.data.items?.[0];
+      primaryCal = cals[0];
     }
 
     // Only attempt to update the user's profile photo if the user has granted the required scope
@@ -208,6 +204,24 @@ async function updateProfilePhoto(oAuth2Client: Auth.OAuth2Client, userId: numbe
   }
 }
 
+async function getAllCalendars(calendar: calendar_v3.Calendar) {
+  let allCalendars: calendar_v3.Schema$CalendarListEntry[] = [];
+  let pageToken = null;
+
+  do {
+    const response: any = await calendar.calendarList.list({
+      fields: "items(id,summary,primary,accessRole),nextPageToken",
+      pageToken: pageToken,
+      maxResults: 250, // 250 is max
+    });
+
+    allCalendars = [...allCalendars, ...(response.data.items ?? [])];
+    pageToken = response.data.nextPageToken;
+  } while (pageToken);
+
+  return allCalendars;
+}
+
 export default defaultHandler({
   GET: Promise.resolve({ default: defaultResponder(getHandler) }),
 });